# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        潘炎珍  
# Name:         demo04
# Description:
# Author:       98745
# Date:         2019/3/2
#-------------------------------------------------------------------------------

class pc():
    def m1(self):
        print('m1')
class cc(pc):
    def m2(self):
        print('m2')
ch=cc()
ch.m1()
ch.m2()